Home / 28,092.31-42,124.32-9,365.77

Finding the Fourth Proportional to 28,092.31, 42,124.32 and 9,365.77

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Solution

The fourth proportional to 28,092.31, 42,124.32 and 9,365.77 is: 14,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092.31 : 42,124.32 = 9,365.77 : x
  2. Step 2: Convert to fraction form
    28,092.31/42,124.32 = 9,365.77/x
  3. Step 3: Cross multiply
    28,092.31x = 42,124.32 × 9,365.77
  4. Step 4: Simplify right side
    28,092.31x = 394,526,692.53
  5. Step 5: Solve for x
    x = 394,526,692.53/28,092.31
  6. Step 6: Final answer
    x = 14,043.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.